Description
The RK 420 MXZ Heavy Duty Gold Drive Chain is engineered for mini MX and SX racing, supporting motorcycles with engine displacements up to 150cc. This non-sealed chain features Chromoly steel construction with seamless rollers and bushings, plus oversized alloy pins for enhanced strength and durability. Included is a clip-type master link for easy installation. The gold finish adds both style and resistance to corrosion. Ideal for serious off-road riders seeking reliable drivetrain performance.
- Chain Size: 420
- Number of Links: 100
- Color: Gold
- Tensile Strength: 5000 lb (22.2 kN)
- Maximum Engine Displacement: 150cc (off-road/street)
- Master Link: Clip type








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